the box 4room Bundle S black@+*Bundle offer comprising*, the t.amp E4-130, Quadro Amplifier, Power: 4x 130 W per channel at 8 ohm, 4x 200 W per channel at 4 ohm, Frequency response: 20 - 20000 Hz, Input: XLR, Output: Speaker Twist, For input channels 1 and 2 as well as 3 and 4 bridged use is possible via switch, Protection circuit: DC, Short circuit protection, Overheating protection, Limiter, Standby switch, Voltage: 230 V, 50 Hz, Dimensions: (W x D x H): 482 x 408 x 88 mm, 19